Since my Saturday column described how Wikipedia editors have been feverishly rewriting climate history over much of the decade, fair-minded Wikipedians have been doing their best to correct the record. No sooner than they remove gross distortions, however, than the distortions are replaced. William Connolley, a Climategate member and Wikipedia’s chief climate change propagandist, remains as active as ever. How does Wikipedia work and how do Connolley and his co-conspirators exercise control? Take Wikipedia’s page for Medieval Warm Period, as an example. In the three days following my column’s appearance, this page alone was changed some 50 times in battles...